30.3k views
3 votes
Solve the following equation for x. 1/5x + 3x = 2x + 42 V =

User Borjagvo
by
5.5k points

1 Answer

2 votes

Solve for x:


\begin{gathered} (1)/(5)x+3x=2x+42 \\ (1)/(5)x+3x-2x=42 \\ ((1+3\cdot5-2\cdot5)/(5))x=42 \\ (1+15-10)/(5)\cdot x=42 \\ (6)/(5)x=42 \\ x=42\cdot(5)/(6)=(210)/(6)=35 \end{gathered}

The value of x is x=35.

User Girardi
by
5.3k points